Cornerstone Security Group

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7251 W North Ave
Milwaukee, WI 53213
+1 (414) 588-9104
http://www.csgwi.com

Cornerstone Security Group LLC is a locally owned, family-operated security company based in Milwaukee, WI, with over 20 years of experience providing high-quality security systems for residential, commercial, and non-profit clients throughout Southeast Wisconsin. Known for their quick service, fair prices, and personalized customer relationships, they offer customized security solutions designed to meet individual needs and budgets.

Their team of specially trained technicians and sales consultants focus on delivering reliable and innovative security technology, including intrusion detection, video surveillance, and access control. Cornerstone Security Group LLC prides itself on enhancing safety and security for homeowners, businesses, and community organizations while providing peace of mind without added stress.

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Reviews

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5.04 reviews
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Gene B.
9/13/2017

Thanks for the excellent service. I called on a Tuesday to inquire about security cameras and within 45 minutes I received an apply. Gene came to my house and I showed him just what I wanted....

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Sierra E.
3/13/2024

I have been with Cornerstone Security for 21 years. Gene and his crew are the best! They respond immediately and take care of the issues quickly and always with a smile.

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David L.
7/4/2013

We had a small spontaneous combustion fire where the fireman whacked the alarm off. Gene from Cornerstone Security Group promptly replaced the unit with little costs so that we can be secured...

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David L.
1/29/2012

Even though we're a small business, Gene at Cornerstone treated us as if we were important to them. They wanted us to succeed. They saved us more than 50% and gave us a comprehensive system that...

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